List of Famous people who died at 91

José María Cirarda Lachiondo was a Spanish Bishop of the Roman Catholic Church.

Venediktos Printesis was a Greek Bishop of the Roman Catholic Church.

Robert Hill FRS, known as Robin Hill, was a British plant biochemist who, in 1939, demonstrated the 'Hill reaction' of photosynthesis, proving that oxygen is evolved during the light requiring steps of photosynthesis. He also made significant contributions to the development of the Z-scheme of oxygenic photosynthesis.

Donald Rooum was an English anarchist cartoonist and writer. He had a long association with Freedom Press who have published seven volumes of his Wildcat cartoons.

Tarcisio Stramare was an Italian priest, a biblical scholar, writer and teacher. He was considered one of the greatest international scholars of Josephology.

Warren Edward Avis was an American entrepreneur who founded Avis Rent a Car System in 1946.

Pandro Samuel Berman, also known as Pan Berman, was an American film producer.